Re: MacOSx (10.15) and remap caps lock to hyper

[Gregory Heytings]

> It seems that, if you map both the caps lock and the control keys to 
> "control" in the macOS preferences, and if you add
>
> (setq mac-right-control-modifier 'control)
> (setq mac-command-modifier 'meta)
> (setq mac-option-modifier 'super)
> (setq mac-control-modifier 'hyper)
>
> to your init file, you'll have what you want.

You also have to add:

(setq mac-right-option-modifier nil)

otherwise you won't be able to type characters that are not visible on the 
keyboard anymore.